Uranium-235 releases an average of 2.5 neutrons per fission, while plutonium-239 releases an average of 2.7 neutrons per fission. Which of these elements might you therefore expect to have the smaller critical mass?
A. uranium-235
B. The number of neutrons per fission will not affect the size of critical mass.
C. plutonium-239
D. The critical mass of these elements cannot be determined from only the number of neutrons per fission.
Answer: C
You might also like to view...
Alexander Lukashenko has been called "Europe's last dictator". He is the leader of which nation?
A) Georgia B) Azerbaijan C) Ukraine D) Belarus E) Moldova
If you were in a small boat off of Jenner Beach and wanted to come ashore, would you come ashore on the north or south end of Jenner Beach? Why? Using the topographic map symbol key on the inside front cover of your lab manual, what are the features offshore from Jenner Beach?
What will be an ideal response?
Asteroids are distinguished from meteorites by their composition.
Answer the following statement true (T) or false (F)
During which of the following months does Indian summer most likely occur?
A. August B. June C. October D. December